Home / 1,026,464.45-1,415,012.63-719,611.74

Finding the Fourth Proportional to 1,026,464.45, 1,415,012.63 and 719,611.74

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Solution

The fourth proportional to 1,026,464.45, 1,415,012.63 and 719,611.74 is: 992,006.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,464.45 : 1,415,012.63 = 719,611.74 : x
  2. Step 2: Convert to fraction form
    1,026,464.45/1,415,012.63 = 719,611.74/x
  3. Step 3: Cross multiply
    1,026,464.45x = 1,415,012.63 × 719,611.74
  4. Step 4: Simplify right side
    1,026,464.45x = 1,018,259,697,198.22
  5. Step 5: Solve for x
    x = 1,018,259,697,198.22/1,026,464.45
  6. Step 6: Final answer
    x = 992,006.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.